• Title/Summary/Keyword: 최동주

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Ridge split for implant placement in very thin alveolar ridge (매우 얇은 치조골에서 치조능 분할 확장술을 통한 임플란트 치료)

  • Kim, Sin-Guen;Lee, Hee-Sung;Park, Jong-Wook;Nam, Jong-Hoon;Bok, Sung-Cheol;Park, Ki-Nam;Choi, Dong-Ju
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.37 no.3
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    • pp.229-233
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    • 2011
  • For implant treatment there must be sufficient bone to house the implant body. At least 5mm wide residual bone is needed and usually a 6mm width is preferred by clinicians. However, surgeons sometimes find patients with a narrow ridge, which makes it difficult to place an implant. Therefore, many clinicians perform bone graft or a ridge splitting technique to overcome these poor conditions. The time and cost can be reduced using the ridge splitting technique with immediate implant placement. Recently, many studies reported reliable consequences of ridge splitting technique. This paper reports a successful of implant placement with a ridge splitting technique in a very thin alveolar ridge.

ORBITAL SUBPERIOSTEAL ABSCESS SECONDARY TO ODONTOGENIC INFECTION OF LOWER MOLAR : A CASE REPORT (하악대구치의 치성감염으로 유발된 안와골막하농양의 치험례)

  • Kim, Dong-Ryul;Hong, Kwang-Jin;Choi, Dong-Ju;Lee, Jeong-Gu
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.22 no.1
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    • pp.110-116
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    • 2000
  • A 61-years old man with diabetes mellitus(DM) was admitted to our hospital, complaining of progressive right periorbital swelling, headache and toothache on the right lower second molar. On the first visit, moderate swelling was noticed from the right periorbital region with exophthalmos and subconjunctival effusion. Intraorally, right lower second molar had a severe periodontal disease and fistular formation on its distal area. From 3 days after hospitalization, the visual acuity of his right eye was gradually worsen and we performed CT scan. CT scan demonstrated an inflammatory change at the right orbit with subperiosteal abscess at the inferior orbital wall, which was extended from the right infratemporal, parapharyngeal and internal pterygoid space. Patient was treated by mean of intraoral(right upper vestibular and retromolar) and extraoral(infraorbital) incision and drainage, massive anti-therapy and DM control. The patient improved gradually and finally was discharged from the hospital, but his visual loss of right side was not recovered.

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The Development and Application of Use of National Framework Data Product Specification in Facility Area (시설물분야 기본지리정보의 생산사양 개발 및 활용성 평가)

  • Choi Dong-ju;Ru Ji-ho;Lee Hyun-jik
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.23 no.2
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    • pp.157-163
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    • 2005
  • In the 21th century as knowledge-based society and according as GIS is embossed, demand of map is increasing rapidly for GIS's basic. Ministry of Construction & Transportation Republic of Korea National Geographic Information Institute who supervise basis geography information run the studies of basis geography information construction, therefore choice of each subject extent and standardization of data model for basis geography information is attained. In this study, framework data has been established in three steps according to Framework data Product Specification in Facility Area. Also the evaluation of usability was implemented as combining Framework data.

Mediating Effect of Organizational Trust on the Relationship between Servant Leadership and Organizational Commitment (서번트 리더십과 조직몰입 간의 조직에 대한 신뢰 매개효과)

  • Choi, Dong-Joo
    • The Journal of the Korea Contents Association
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    • v.8 no.12
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    • pp.334-346
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    • 2008
  • The study examined the relationship between servant leadership and organizational commitment and tested the mediating role of the organizational trust between the two variables. Measurement of servant leadership used intactly 23 items of a preceding research. Empirical analysis result can be summarized as follows. Firstly. the servant leadership has positive influence on organizational trust. Secondly. servant leadership has significant influence on affective commitment and normative commitment, but could not reach the significance level for continuance commitment. Lastly, this study was proved there was an partial mediating effect of organizational trust, between the servant leadership and affective commitment, normative commitment, but could not reach the significance level for continuance commitment. And if the organizational trust is higher, the extent of the servant leadership's influence on organizational commitment would be higher.

THE USE OF VANCOMYCIN-IMPREGNATED POLYMETHYLMETACTYLATE BEADS FOR THE TREATMENT OF CHRONIC OSTEOMYELITIS (반코마이신을 함유한 Polymethylmetacrylate 비드를 이용한 만성 골수염의 치험례)

  • Lee, Hyung-Seok;Park, Young-Ju;Choi, Dong-Ju;Kim, Mi-Ja;Jang, Gae-Pyo;Kim, Jung-Rae;Kim, Sun-Youp;Ahn, Byung-Keun
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.26 no.6
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    • pp.672-676
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    • 2000
  • One of the current treatment methods for chronic osteomyelitis is removal of the infected and necrotic tissue to reduce the bacterial concentration as much as possible. This is performed concomitantly with antibiotic therapy. Chronic osteomyelitis(C.O.) implies chronic ischemia of the diseased bone. Thus, the treatment for C.O. requires high systemic level of antibiotics. In some cases, however, inherent undesirable adverse effects(for example, nephrotoxicity, ototoxicity, and others) may render this course of treatment difficult. Knowing that residual monomers are released from hardened bone cement, installation of antibiotic-impregnated PMMA(polymethyl-methacrylate) beads in situ have been one of treatment methods of C.O. When introduced into the wound, they established an exceedingly high level of local antibiotics for prolonged period without high systemic level of antibiotics. We experienced favorable results with vancomycin-impregnated PMMA beads for the treatment of C.O. of the mandible. So, we report it with literature reviews.

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CASE REPORTS: TREATMENT OF ORAL SOFT TISSUE LESIONS AND WOUNDS WITH HIGH FUNCTIONAL TOOTH PASTE MADE FROM NANOEMULSION GEL (나노에멀젼 젤로 만든 고기능성치약을 이용한 구강 연조직 창상 및 병소에 대한 치험례)

  • Chae, Chang-Hoon;Choi, Dong-Ju;Shim, Hae-Young;Byun, Eun-Sun;Hong, Soon-Min;Park, Yang-Ho;Park, Jun-Woo
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.33 no.6
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    • pp.694-700
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    • 2007
  • It is a gel type high functional toothpaste containing vitamin C, E, propolis extract and the rest of herb with a nanoemulsion state. Vitamin C, E is known as the material with an eminent anti-oxidation effect. Propolis is known as the material with an antimicrobial and anti-inflammatory effect. We have been succeeding in making nanoemulsion of vitamin C, E and propolis through the high pressure homogenizer using stable oil and lecithin and the gel type high functional tooth paste were made from nanoemulsion of vitamin C, E and propolis. We observed the process of wound protecting effect and cure effect for a wound of soft tissue, gingival tissue and mucous membrane showing ulcer and inflammation in oral cavity after applying a gel type high functional toothpaste to patient. As a result, the wound were healed very fast and any side effects were not shown. We confirmed that a gel type high functional toothpaste with nanoemulsion of vitamin C, E and propolis extract has good effect not only for wound healing but also for treatment of ulcer-like lesion in oral cavity. So we report our cases with review of literatures.

Five Cases of Nonstructural Scoliosis with Lumbar Herniated Intervertebral Disc Treated by Complex Korean Medicine Treatment with Chuna Manual Therapy: Case Report (추나요법을 적용한 한방복합치료로 호전된 요추 추간판 탈출증으로 인한 비구조적 척추측만증 5례: 증례보고)

  • Namgoong, Jin;Hwang, Bo-Kyung;Shin, Won-Bin;Choi, Hyo-Jung;Baek, Hye-Kyung;Lee, Yun-Ha;Choi, Dong-Joo
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.15 no.1
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    • pp.121-134
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    • 2020
  • Objectives : This case report describes the management of five patients suffering from nonstructural scoliosis with lumbar herniated intervertebral disc all treated with complex Korean medicine treatment. Methods : Five patients were hospitalized and treated with herbal medicine, acupuncture, pharmacopuncture, cupping, and Chuna manual therapy. Patients were assessed for Numerical Rating Scale (NRS), Oswestry Disability Index (ODI), EuroQol-FiveDimensions (EQ-5D), and Cobb's angle. Results : In all patients, NRS, ODI, and Cobb's angle decreased, while the EQ-5D score increased. Conclusions : As seen in these five cases, complex Korean medicine treatment with Chuna manual therapy has effects on the management of nonstructural scoliosis.

Effects of Korean Medicine Treatment on Medial Collateral Ligament Tear with Meniscal Tears : Report of 3 Cases (반월상 연골판 손상을 동반한 내측 측부인대 부분파열 환자의 한방 치료 효과: 증례보고)

  • Jeon, Yong-Hyun;Kim, Doo-Ri;Moon, Hee-Young;Park, Ji-Won;Lee, Yun-Ha;Chai, Ji-Won;Choi, Dong-Joo;Choi, Hyo-Jung
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.14 no.2
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    • pp.89-100
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    • 2019
  • Objectives : The purpose of this report was to introduce 3 cases of patients diagnosed with both medial collateral ligament tear and meniscal tear that showed clinical improvement after Korean medicine treatment. Methods : These patients received Korean herbal medicine, pharmacopuncture treatment, and acupuncture treatment. We assessed these cases by using the Numeric Rating Scale (NRS), Western Ontario and McMaster Universities'Arthritis Index (WOMAC), and the European Quality of Life-5 Dimension Index (EQ-5D). Results : After Korean medicine treatment, most of the NRS, WOMAC, and EQ-5D scores showed improvement on every discharge date of these 3 cases. The NRS and WOMAC scores of all cases showed a decrease. The EQ-5D of all cases showed an increase. Conclusions : Through this research, we concluded that Korean medicine treatment can be helpful in relieving pain and improving the quality of life and function of knee joint movement in patients with medial collateral ligament tear and meniscal tears.

The Development of National Framework Data Model in Facility Area (시설물분야 기본지리정보 데이터모델 개발)

  • 이현직;박은관;최동주
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.22 no.2
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    • pp.161-170
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    • 2004
  • This study is to standardize framework data model in facility area. This study focuses on standization of application oriented data model in facility management and other facility applications. In order to outline the framework data model in facility area, building and cultural sub-themes which have been proposed in a previously conducted research have initially been considered. Also various international and domestic standards in framework data for facility area have been analyzed to identify appropriate feature classes and types. In order to avoid future conflicts, many facilities experts from various facility areas including facility database and facility manarement have provided their inputs in this study based on their viewpoints and prospects. As a results of this study, we are developed to features and data model or framework data in facility area.

Three Case Reports of Patients with Facial Nerve Palsy Treated by SJS Non-Resistance Technique-Facial Palsy (SJSNRT-F) Combined with Korean Medicine Treatment (안면마비에 대한 SJS 무저항요법-안면마비(SJSNRT-F)를 포함한 복합한방치료 증례보고 3례)

  • Lee, Yunha;Chai, Jiwon;Choi, Dongjoo;Ku, Seunghyeok;Kim, SungHyun;Moon, Hyunwoo
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.16 no.2
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    • pp.87-95
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    • 2021
  • Objectives This study aimed to investigate the effect of SJS non-resistance technique-facial palsy (SJSNRT-F) using Korean medicine treatment on facial nerve palsy through three case studies. Methods SJSNRT-F, with other Korean medicine treatments, was performed on three patients who underwent treatment at OO Korean Medicine Hospital from March 2021 to August 2021. Additionally, the House-Brackmann grading system (H-B grade) and Yanagihara's unweighted grading system (Yanagihara's score) were evaluated in these patients. Results There was a significant increase in the Yanagihara scores. Except for one patient who was discharged early, two patients showed improvement in the H-B grade. Conclusions This study suggests that Korean medicine treatment including SJSNRT-F may affect the treatment of facial nerve palsy. However, better clinical studies are needed to confirm the same.